74892280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{60397}}^1$

素因数の和:60439

約数の個数: 32

約数和(自身を含む): 173946240

約数和(自身を除く): 99053960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 60397, 120794, 241588, 301985, 483176, 603970, 1207940, 1872307, 2415880, 3744614, 7489228, 9361535, 14978456, 18723070, 37446140, 74892280]

約数ペア:

[(1, 74892280), (2, 37446140), (4, 18723070), (5, 14978456), (8, 9361535), (10, 7489228), (20, 3744614), (31, 2415880), (40, 1872307), (62, 1207940), (124, 603970), (155, 483176), (248, 301985), (310, 241588), (620, 120794), (1240, 60397)]